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[2/4] ALSA: ac97: Use the standard snd_ctl_add_followers() helper

Message ID 20230720082554.31891-3-tiwai@suse.de
State New
Headers show
Series ALSA: Cleanup with snd_ctl_add_followers() | expand

Commit Message

Takashi Iwai July 20, 2023, 8:25 a.m. UTC 
Instead of open-code, use the new standard helper to manage vmaster
stuff for code simplification.

Except for a debug print, there should be no functional change.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/ac97/ac97_patch.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)
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Patch

diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index ccfd9c7bf900..09626aed967d 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -3440,7 +3440,6 @@  static int snd_ac97_add_vmaster(struct snd_ac97 *ac97, char *name,
 				const char * const *followers)
 {
 	struct snd_kcontrol *kctl;
-	const char * const *s;
 	int err;
 
 	kctl = snd_ctl_make_virtual_master(name, tlv);
@@ -3450,19 +3449,10 @@  static int snd_ac97_add_vmaster(struct snd_ac97 *ac97, char *name,
 	if (err < 0)
 		return err;
 
-	for (s = followers; *s; s++) {
-		struct snd_kcontrol *sctl;
+	err = snd_ctl_add_followers(ac97->bus->card, kctl, followers);
+	if (err < 0)
+		return err;
 
-		sctl = snd_ac97_find_mixer_ctl(ac97, *s);
-		if (!sctl) {
-			dev_dbg(ac97->bus->card->dev,
-				"Cannot find follower %s, skipped\n", *s);
-			continue;
-		}
-		err = snd_ctl_add_follower(kctl, sctl);
-		if (err < 0)
-			return err;
-	}
 	return 0;
 }